CREATE TABLE IF NOT EXISTS `settings` (
  `id` int NOT NULL AUTO_INCREMENT,
  `setting_key` varchar(100) NOT NULL,
  `setting_value` text,
  `updated_at` datetime DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (`id`),
  UNIQUE KEY `setting_key` (`setting_key`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
